Bakersfield, California - Margaret Delfino may be a 90-year-old great-grandmother, but that doesn't stop her from hauling out the big guns when it comes to blood donations. Thursday's donation brought Delfino's total to 25 gallons, about 20 times the amount of blood in the average human body. More... Discount Magazine Subscriptions - Discount Cigarettes and Tobacco - hostWink.com (Get YourName.com before it is gone)